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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 513 | </wp:term> |
| 514 | <?php endforeach; ?> |
| 515 | <?php |
| 516 | if ( 'all' === $args['content'] ) { |
| 517 | wxr_nav_menu_terms();} |
| 518 | ?> |
| 519 | |
| 520 | <?php |
| 521 | /** This action is documented in wp-includes/feed-rss2.php */ |
| 522 | do_action( 'rss2_head' ); |
| 523 | ?> |
| 524 | |
| 525 | <?php |
| 526 | if ( $post_ids ) { |
| 527 | /** |
| 528 | * @global WP_Query $wp_query WordPress Query object. |
| 529 | */ |
| 530 | global $wp_query; |
| 531 | |